Door Handles -Specification
1996 Edition

Overview of Scope for Door Handle Specifications

• Material: Mild steel bar Grade E 165 (Fe 290) as per IS 2062:2006.
• Dimensions and Allowable Variations: As per Tables 2A, 2B and Figures 1-4.
• Sampling: Minimum 10% of cartons, with at least 3 samples per carton, randomly chosen according to IS 4905:1968.
• Acceptance Criteria: Refer Table 3 for lot size based sampling and acceptance/rejection thresholds.

• Dimension Details: Tables 2A & 2B specify sizes (A, B, C, screw holes, etc.) for various handle types and sizes.
• Screws: Use countersunk head wood screws complying with IS 6760:1972.

Summary: This section defines the standardization of materials, sizing, inspection sampling, and acceptance norms for door handles.

flowchart TD
    A[Mild Steel Grade E 165] --> B[Dimension Compliance per Tables 2A & 2B]
    B --> C[Sampling: 10% cartons, min 3 samples]
    C --> D[Acceptance as per Table 3]
    D --> E[Screw Specification IS 6760]

Ensures consistent quality and interchangeability in door handle manufacturing.

IS 208: Referenced Indian Standards and Material Specifications

Key Associated IS Codes (Annex A)

Material Example

• Mild Steel Bar: Grade E 165 (Fe 290) conforming to IS 2062:2006.

Door Handle Dimensions

• Dimensions specified in mm, e.g., for Type 1A size 75: A min 125, B 75, C min 20, D min 2.5, E min 5, F 8, G 25.
• Screws per IS 6760:1972.
• Typically 2 screw holes per lug with size 6 screws.

Additional Notes

• Additional screw hole spacing may be applied if necessary.
• Round base plate thickness D = 5 ± 0.3 mm.
• Minimum distance of screw holes from plate edge = 6 mm.

Diagram: Relationship of Referenced IS Standards

graph LR
A[IS 208] --> B[Material Standards]
B --> B1[IS 2062 - Mild Steel]
B --> B2[IS 292 - Brass]
B --> B3[IS 617 - Aluminium]
B --> B4[IS 6760 - Screws]

IS 208: Material Specifications and Standards

1. Materials Covered

• Mild Steel Bar: Grade E 165 (Fe 290) as per IS 2062:2006 (hot rolled structural steel).
• Other materials per referenced IS codes (Annex A):
  • Grey iron castings (IS 210:1993)
  • Leaded brass ingots and castings (IS 292:1983)
  • Aluminium alloys (IS 617:1975, IS 733:1983)
  • Zinc die-cast alloys (IS 742:1981)
  • Electroplated coatings (IS 1068:1993)
  • Wood screws (IS 6760:1972)

2. Dimensions (Clause 6.1)

• Screw holes should be evenly spaced; screw hole circle minimum 6 mm from plate edge.

3. Sampling and Quality Checks

• Sampling for quality control follows IS 4905:1968 and IS 5230:1969.

Material Selection Flow

flowchart TD
    A[Select Handle Material] --> B{Material Type}
    B -->|Mild Steel| C[IS 2062:2006 Grade E 165]
    B -->|Cast Iron| D[IS 210:1993]
    B -->|Brass| E[IS 292:1983]
    B -->|Aluminium| F[IS 617, IS 733]
    B -->|Zinc Alloy| G[IS 742:1981]

IS 208 - Classification of Door Handles by Material Type

Types of Door Handles

Dimension Tolerances (Clause 6.2)

Notes:

• Dimensions must comply with Tables 2A, 2B and Figures 1 to 4.
• Tolerances apply where not otherwise specified.
• The handle shapes illustrated are typical; variations are allowed within limits.

flowchart LR
    A[Door Handle Types] --> B[Type 1: Cast]
    A --> C[Type 2: Pressed Oval]
    A --> D[Type 3: Pressed Half Oval]
    A --> E[Type 4: Fabricated]

This classification supports uniform sizing and material categorization per IS 208.

IS 208: Manufacturing Practices and Workmanship Standards

1. Manufacturing Requirements (Clause 6.1)

• Door handles must adhere to dimensional tolerances and quality standards specified in related tables.
• Screw holes and countersunk wood screws must conform to IS 6760:1972.

2. Dimensional Details (Tables 2A & 2B)

• Parameters include A, B, C, D, E, F, G, H, J (in mm) based on handle type and size.
• Example (Type 1A, size 100 mm):
  • A Min: 150 mm, B: 100 mm, C Min: 25 mm
  • Screw holes: 2 per lug, size 6 screws (IS 6760)

3. Sampling and Quality Control (Annex B)

• Randomly sample at least 10% of packages, minimum 3 handles each.
• Acceptance and rejection criteria depend on lot size (see Table 3).

Ensures robust quality assurance in production and inspection.

IS 208: Door Handle Dimensions and Allowed Tolerances

1. Tolerance Limits (Clause 6.2)

2. Core Dimensions (Clause 6.1, Tables 2A & 2B)

• Dimensions specified for various types and sizes with references to Figures 1-4.
• Typical parameters: A, B, C, D, E, F, G, H, J (in mm).
• Screw holes sized and placed per IS 6760:1972 standards.

Example (Type 1A, size 100 mm):

3. Surface Finish and Quality (Clause 5.1)

• Handles must be free from flaws, have smooth edges, and secure joints if fabricated.
• Cast handles should be free from casting faults.

Synopsis

• Tolerance depends on handle size (±1 to ±2 mm).
• Dimensions vary by type and size, detailed in tables.
• Screw hole size and number follow IS 6760.
• Quality and finish requirements are mandatory.

flowchart TD
    A[Handle Size] --> B{Dimension Range}
    B -->|≤100 mm| C[Tolerance ±1 mm]
    B -->|101-200 mm| D[Tolerance ±1.5 mm]
    B -->|>200 mm| E[Tolerance ±2 mm]
    F[Details in Tables 2A & 2B] --> G[Parameters A-J & Screw Specs]

IS 208 - Specifications for Door Handle Finishes

Clause 7.1 - Defined Finishes

• Type 1 Handles:
  • Bright satin finish with nickel-chromium plating (IS 1068:1993 Grade I)
  • Copper oxidized finish (IS 1378:1987)
  • Bronze finish applicable for cast brass and zinc die-cast handles
• Type 2 & 3 Handles:
  • Stove-enameled black finish for cast iron and malleable cast iron variants
• Type 4 Handles:
  • Bright satin nickel plating, copper oxidized, or bronze finish for brass handles
  • Aluminium handles anodized to Grade AC 10 or higher (IS 1868:1982) with bright, natural, matte, satin, or dyed finishes

Material Standards from Table 1

Important Notes:

• Aluminium anodizing thickness must not be less than Grade AC 10 (IS 1868:1982).
• Stove enamel black or copper oxidized finishes used on cast iron types.
• Manufacturer’s name or trademark must be marked on each handle.

Finish Types Summary

IS 208: Procedures for Sampling and Determining Conformity

Sampling Methodology (Clauses B-1.2 & 1.3)

• Randomly select samples from at least 10% of cartons, minimum 3 handles each.
• Sampling must comply with IS 4905:1968 random selection guidelines.

Sample Sizes and Acceptance Limits (Table 3)

Definition of Defect (Clause B-2.1)

• Any handle deviating from dimensional or finish requirements is classified as defective.

Process Flow

flowchart TD
    A[Select Lot] --> B[Random Sampling (10% cartons, ≥3 samples each)]
    B --> C[Inspect Samples for Dimensions and Finish]
    C --> D{Defects ≤ Acceptance Number?}
    D -- Yes --> E[Accept Lot]
    D -- No --> F[Reject Lot]

This protocol guarantees compliance with quality standards as per IS 208.

IS 208: Marking and Labeling Guidelines

1. Marking Provisions (Clauses 9.1.1 & 9.1)

• Usage of the Standard Mark regulated under BIS Act, 1986.
• Manufacturer’s name or trademark must appear on every carton.
• Product may carry BIS Standard Mark if authorized.

2. Packaging and Labeling (Clauses 6.1 & 9.1.1)

• Door handles to be packed in cartons.
• Each carton label should include:
  • Manufacturer’s name/trademark.
  • Relevant product information.

3. Material Specification

4. Door Handle Dimensions (Tables 2A & 2B)

• Minimum distance of screw hole circle from plate edge: 6 mm.
• Fixing screws typically M5 x 20 mm GI countersunk or equivalent.

5. Fixing Arrangement

• Continuous plates may be used.
• Number of screws per lug and plate as per design requirements.

IS 208: Packaging and Dimensional Standards

1. Door Handle Dimensions (Clause 6.1, Tables 2A & 2B)

• Table 2A: Details dimensions for handle types 1A, 1B, 2, and 3 (all measurements in mm):

  • Size (A): 75 to 150 mm
  • Other dimensions (B, C, D, E, F, G, H, J) specified per type and size
  • Screw hole quantity and sizes per IS 6760:1972

• Table 2B: Dimensions for Type 4 handles including tolerances

  • Sizes: 75 to 150 mm
  • Parameters: A, B, C (min), D (thickness), E (shape), G (width)
  • Screw holes: 2-3 per lug, screw size per IS 6760

2. Sampling for Quality Control (Annex B, Clause 1.3)

• Sampling conducted according to IS 4905:1968 for randomness.

3. Screws

• Use countersunk head wood screws complying with IS 6760:1972.
• Screw quantity and size vary with handle type and dimensions.

Summary: Door handles must be packaged adhering to specified dimensions and tolerances (Tables 2A & 2B). Sampling for inspection follows Table 3 to ensure at least 10% random selection. Screws must conform to IS 6760 standards for consistent fixing.

IS 208: Referenced Indian Standards (Annex A)

This annex lists Indian Standards referenced for materials and components used in door handles:

Material Example:

• Mild steel bar: Grade E 165 (Fe 290) as per IS 2062:2006.

Door Handle Dimension Details (Clause 6.1)

• Dimensions and screw sizes provided in Tables 2A and 2B.
• Screws must meet IS 6760:1972 specifications.
• Minimum distance from screw hole circle to plate edge: 6 mm.

Diagram: Relationship Among Referenced Standards

graph LR
A[IS 208] --> B[Material Standards]
B --> B1[IS 2062 - Mild Steel]
B --> B2[IS 292 - Brass]
B --> B3[IS 617 - Aluminium]
B --> B4[IS 6760 - Screws]

IS 208: Sampling Protocol and Conformity Criteria

Sampling Process (Clauses B-1.2 & 1.3)

• Randomly select samples from at least 10% of packaging units, with a minimum of 3 units per package.
• Follow IS 4905:1968 for the random sampling method.

Sample Size and Acceptance Numbers (Table 3)

Conformity Criteria (Clause B-2.1)

• Each sampled handle must meet dimensional and finish requirements.
• Any nonconformity classifies the unit as defective.
• The lot’s acceptance depends on defect counts relative to acceptance numbers.

Process Summary

flowchart TD
    A[Batch of Door Handles] --> B[Random Sampling (≥10% packages, ≥3 units each)]
    B --> C[Sample Size per Table 3]
    C --> D[Check Dimensions and Finish]
    D --> E{Defective Units ≤ Acceptance Number?}
    E -- Yes --> F[Batch Accepted]
    E -- No --> G[Batch Rejected]

This approach maintains statistically sound quality assurance consistent with IS 208.

IS 208: Details of Committee Members (Annex C)

The technical committee responsible for the development and maintenance of IS 208 is:

• Committee: Builders Hardware Sectional Committee, CED 15
• Chairperson: Shri P. Krishnan
• Member Secretary: Shrimati Rachna Sehgal (Assistant Director, BIS)
• Members: Representatives from industry, government agencies, research bodies, and BIS, including:
  • Hindalco Industries Ltd
  • Balaji Enterprises
  • Central Building Research Institute (CSIR)
  • Directorate General of Supplies and Disposals
  • Indian Aluminium Co Ltd
  • Ministry of Defence (DGQA)
  • Railway Board (Ministry of Railways)
  • Director General, BIS (Ex-officio)

Relevant Clauses for Sampling & Acceptance

• Clause 3.1 (Table 3): Defines acceptance criteria based on defective sample number.
• Clause 1.2 (Table 3): Specifies sample numbers relative to lot size.

Committee Member Summary

Please specify if detailed sampling tables or acceptance guidelines are required.